Will two rare supernovas finally tell us how fast the universe is expanding? Perhaps, but we'll have to wait for it for them ...

A new study suggests that lifespan might be 50% heritable — although for now, it's hard to know if the finding applies across diverse populations.

Attention marathon runners, triathletes and other endurance athletes: If you’re after a high-end sports watch, minus the upkeep and fancy smartwatch tech, the Garmin Enduro 3 is for you.